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Florida Keys: the Overseas Highway

113 miles of bridges over turquoise water.

Three days island-hopping down US-1 — snorkeling at Key Largo, the Seven Mile Bridge and sunset celebrations at Key West's Mallory Square.

3 days · 168 miMiami, FLKey Largo, FLMarathon, FLKey West, FL
168 mitotal
3h 50mdriving
$615est. budget
Fuel $20Food & stops $275Stays $320Estimates — fuel from your car, stays & stops from your budget tier.
Miami, FL → Key Largo, FLErnest F. Coe Visitor Center
41 mi·50m·≈ $5 fuel

Ernest F. Coe Visitor Center

A short detour into the northern Everglades gives you sawgrass prairie views and a real taste of the park without a long hike.

💡 Stop at the visitor center for a quick boardwalk trail — Anhinga Trail is flat and easy, great for gators and birds.

Everglades National Park Outstanding Florida Water, 40001 State Hwy 9336, Homestead

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28 mi·36m·≈ $3 fuel

John Pennekamp Coral Reef State Park

The first undersea park in the US — glass-bottom boat tours reveal coral reef and marine life without diving.

💡 Book the glass-bottom boat tour ahead — afternoon slots sell out in high season.

Key Largo

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Alabama Jacks

A classic waterside seafood shack on Card Sound Road, known for conch fritters and open-air Keys atmosphere.

58000 Card Sound Rd, Key Largo

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Overnight in Key Largo, FL

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    Key Largo, FL · $$

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Booking happens on the partner's site.

Good to know
  • Book Pennekamp's glass-bottom boat tour online in advance, especially in winter season.
  • Fill up on gas in Florida City — stations thin out once you're deep in the Keys.
  • No toll roads on this route, but Card Sound Road is a scenic free alternative to US-1.
More around Key Largo, FL
  • Robert Is Here+3 mi

    Famous fruit stand near Florida City with legendary milkshakes and exotic fruit — a fun roadside stop.

  • Crocodile Lake National Wildlife Refuge+6 mi

    Quiet, little-visited refuge near Key Largo good for birding and a peaceful walk.

Key Largo, FL → Marathon, FLAnne's Beach
18 mi·27m·≈ $2 fuel

Anne's Beach

A quiet mangrove-lined beach with a boardwalk — a lovely easy stop for shallow water views.

💡 Best visited near low tide when the sandbar is exposed.

Florida Keys Outstanding Florida Water

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Robbie's of Islamorada

Famous for hand-feeding the huge tarpon that gather at the docks — a memorable, easy wildlife encounter.

💡 Buy a small bucket of bait fish at the dock to feed the tarpon.

77522 Overseas Hwy, Islamorada

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33 mi·44m·≈ $4 fuel

Seven Mile Bridge

One of the most iconic bridges in the US, spanning open ocean between Marathon and the Lower Keys — a defining Keys image.

💡 Pull over at the Pigeon Key side for the best photo of the bridge's full length.

Florida Keys Outstanding Florida Water, Seven Mile Bridge

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Turtle Hospital

A working sea turtle rehabilitation center offering guided tours — a genuine, low-impact wildlife experience.

💡 Book the guided tour ahead — group sizes are limited and slots fill early in the day.

2396 Overseas Hwy, Marathon

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Overnight in Marathon, FL

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    Marathon, FL · $$

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Booking happens on the partner's site.

Good to know
  • Marathon hotels along US-1 have their own parking — no restricted zones to worry about.
  • Fuel up before Seven Mile Bridge — no stations on the bridge itself.
  • Anne's Beach and Robbie's Marina are both free/cheap easy stops, good for stretching legs.
More around Marathon, FL
  • Curry Hammock State Park+5 mi

    Uncrowded beach and mangrove trails, good for kite-surfers and a quiet nature walk.

  • Sombrero Beach+3 mi

    Local favorite beach in Marathon with calm water and picnic areas, less crowded than Keys hotspots.

Marathon, FL → Key West, FLNational Key Deer Refuge Nature Center
18 mi·23m·≈ $2 fuel

National Key Deer Refuge Nature Center

Home to the endangered Key deer, a tiny subspecies found nowhere else — an easy drive-through nature stop.

💡 Drive slowly at dawn or dusk when deer are most active near the road.

30587 Overseas Hwy, Big Pine Key

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30 mi·50m·≈ $4 fuel

Southernmost Point of the Continental U.S.A.

The iconic marker at the edge of the continental US — the trip's natural finish line.

💡 Go early morning to avoid the long photo line that forms by mid-day.

1400 Whitehead St, Key West

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Fort Zachary Taylor Historic State Park Beach

A quiet beach and shaded park at Key West's tip, with clear water and a calm, uncrowded shoreline.

💡 Best swimming beach in Key West — bring your own umbrella, shade is limited.

601 Howard England Way, Key West

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Half Shell Raw Bar

A casual, no-frills seafood spot on the historic waterfront, known for fresh local catch.

231 Margaret St, Key West

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Good to know
  • Key West's Old Town has limited parking — many hotels offer free lots, check before booking.
  • Mallory Square gets busy at sunset — Fort Zachary Taylor is a calmer beach alternative.
  • Key Deer Refuge roads have low speed limits strictly enforced — go slow.
More around Key West, FL
  • Bahia Honda State Park+2 mi

    Some of the best beaches in the Keys with turquoise water, right along the route before Key West.

  • Blue Hole+1 mi

    A former quarry turned freshwater pond where alligators sometimes appear, an easy stop in the Key Deer Refuge area.

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